DE3674241D1 - FOLDABLE WHEELCHAIR WITH MEANS FOR QUICK RELEASE. - Google Patents

FOLDABLE WHEELCHAIR WITH MEANS FOR QUICK RELEASE.

Info

Publication number
DE3674241D1
DE3674241D1 DE8686400968T DE3674241T DE3674241D1 DE 3674241 D1 DE3674241 D1 DE 3674241D1 DE 8686400968 T DE8686400968 T DE 8686400968T DE 3674241 T DE3674241 T DE 3674241T DE 3674241 D1 DE3674241 D1 DE 3674241D1
Authority
DE
Germany
Prior art keywords
bar
locking
quick release
chair
folding
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
DE8686400968T
Other languages
German (de)
Inventor
Jean-Jacques Emile L Chabrol
Jean-Pierre Francois M Lambert
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
AQUITAINE COMPOSITES
POIRIER SA
Original Assignee
AQUITAINE COMPOSITES
POIRIER SA
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by AQUITAINE COMPOSITES, POIRIER SA filed Critical AQUITAINE COMPOSITES
Application granted granted Critical
Publication of DE3674241D1 publication Critical patent/DE3674241D1/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61G—TRANSPORT, PERSONAL CONVEYANCES, OR ACCOMMODATION SPECIALLY ADAPTED FOR PATIENTS OR DISABLED PERSONS; OPERATING TABLES OR CHAIRS; CHAIRS FOR DENTISTRY; FUNERAL DEVICES
    • A61G5/00—Chairs or personal conveyances specially adapted for patients or disabled persons, e.g. wheelchairs
    • A61G5/08—Chairs or personal conveyances specially adapted for patients or disabled persons, e.g. wheelchairs foldable
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61G—TRANSPORT, PERSONAL CONVEYANCES, OR ACCOMMODATION SPECIALLY ADAPTED FOR PATIENTS OR DISABLED PERSONS; OPERATING TABLES OR CHAIRS; CHAIRS FOR DENTISTRY; FUNERAL DEVICES
    • A61G5/00—Chairs or personal conveyances specially adapted for patients or disabled persons, e.g. wheelchairs
    • A61G5/08—Chairs or personal conveyances specially adapted for patients or disabled persons, e.g. wheelchairs foldable
    • A61G5/0808—Chairs or personal conveyances specially adapted for patients or disabled persons, e.g. wheelchairs foldable characterised by a particular folding direction
    • A61G5/0816—Chairs or personal conveyances specially adapted for patients or disabled persons, e.g. wheelchairs foldable characterised by a particular folding direction folding side to side, e.g. reducing or expanding the overall width of the wheelchair
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61G—TRANSPORT, PERSONAL CONVEYANCES, OR ACCOMMODATION SPECIALLY ADAPTED FOR PATIENTS OR DISABLED PERSONS; OPERATING TABLES OR CHAIRS; CHAIRS FOR DENTISTRY; FUNERAL DEVICES
    • A61G5/00—Chairs or personal conveyances specially adapted for patients or disabled persons, e.g. wheelchairs
    • A61G5/08—Chairs or personal conveyances specially adapted for patients or disabled persons, e.g. wheelchairs foldable
    • A61G5/0891—Chairs or personal conveyances specially adapted for patients or disabled persons, e.g. wheelchairs foldable having rigid supports, e.g. seat or back supports which retain their shape after folding of the wheelchair
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T403/00—Joints and connections
    • Y10T403/32—Articulated members
    • Y10T403/32254—Lockable at fixed position
    • Y10T403/32426—Plural distinct positions
    • Y10T403/32442—At least one discrete position
    • Y10T403/32451—Step-by-step adjustment
    • Y10T403/32459—Retainer extends through aligned recesses
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T403/00—Joints and connections
    • Y10T403/60—Biased catch or latch
    • Y10T403/602—Biased catch or latch by separate spring
    • Y10T403/604—Radially sliding catch

Landscapes

  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Special Chairs (AREA)
  • Handcart (AREA)
  • Chairs For Special Purposes, Such As Reclining Chairs (AREA)
  • Carriages For Children, Sleds, And Other Hand-Operated Vehicles (AREA)
  • Lock And Its Accessories (AREA)

Abstract

A folding chair is provided comprising means for holding the chair in the opened out position, which means are foldable, means for locking these holding means in the opened out position, which comprise a bar, a slide mounted for sliding on said bar and coupled to said holding means so as to prevent said holding means from folding up again when it occupies an end position along the bar and for allowing such folding up when it leaves this end position and slides along the bar, means for locking said slide in said end position and corresponding unlocking means. Said unlocking means comprises a rod, mounted for moving on the chair so as to be able to be brought into a position in which they cooperate with said locking means for unlocking said slide.
DE8686400968T 1985-05-06 1986-05-05 FOLDABLE WHEELCHAIR WITH MEANS FOR QUICK RELEASE. Expired - Fee Related DE3674241D1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8506842A FR2581299B1 (en) 1985-05-06 1985-05-06 DEVICE FOR LOCKING AND UNLOCKING A FOLDABLE ARMCHAIR, IN PARTICULAR A ARMCHAIR FOR THE DISABLED

Publications (1)

Publication Number Publication Date
DE3674241D1 true DE3674241D1 (en) 1990-10-25

Family

ID=9318980

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8686400968T Expired - Fee Related DE3674241D1 (en) 1985-05-06 1986-05-05 FOLDABLE WHEELCHAIR WITH MEANS FOR QUICK RELEASE.

Country Status (6)

Country Link
US (1) US4712830A (en)
EP (1) EP0201423B1 (en)
JP (1) JPS6257522A (en)
AT (1) ATE56613T1 (en)
DE (1) DE3674241D1 (en)
FR (1) FR2581299B1 (en)

Families Citing this family (26)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4863181A (en) * 1988-05-31 1989-09-05 Howle Edward S Foldable wheelchair
DE3902424A1 (en) * 1989-01-27 1990-08-02 Uwe Kleinschmidt Wheelchair for the disabled, having removable disc wheels, wheel forks, foot part, seat shell and folding kinematics moving in horizontal planes
US4971342A (en) * 1989-11-13 1990-11-20 Albert Dix Animal figure velocipede
US5078349A (en) * 1990-04-16 1992-01-07 Midmark Corporation Locking mechanism for an IV pole
US5352057A (en) * 1992-12-28 1994-10-04 Zody Charles R Adjustment tool for telescoping members
JP3311160B2 (en) * 1994-08-19 2002-08-05 アップリカ▲葛▼西株式会社 Baby carriage seat
JP3311163B2 (en) * 1994-09-21 2002-08-05 アップリカ▲葛▼西株式会社 Stroller and method of manufacturing seat plate for its seat
US6164674A (en) * 1995-06-05 2000-12-26 Adorno/Rogers Technology, Inc. Adjustable wheelbase wheelchair
US6499762B1 (en) 1995-06-05 2002-12-31 Adorno/Rogers Technology, Inc. Frame support apparatus and coupling device for use with an ambulatory system and method of fabrication thereof
DE19733453A1 (en) 1997-08-02 1999-02-04 Jens Lueck Foldable wheelchair
NO311555B1 (en) * 2000-02-09 2001-12-10 Stefan Solberg Wheelchair for electric wheelchair
US6394476B1 (en) 2000-08-10 2002-05-28 Invacare Corporation Wheelchair seat having adjustable telescoping assembly
US6572133B1 (en) * 2001-01-18 2003-06-03 Sunrise Medical Hhg, Inc. Folding mechanism for a wheelchair
US6467788B1 (en) * 2001-06-04 2002-10-22 Tianfu Li Tilt-in-place wheelchair having adjustable wheelbase width
EP1454606A1 (en) * 2003-03-07 2004-09-08 Vassilli s.r.l. Foldable wheelchair
US7607725B2 (en) * 2006-08-16 2009-10-27 Promen-Aid Innovations Ltd. Collapsible support structure
US7607724B2 (en) * 2006-08-16 2009-10-27 Promen-Aid Innovations Ltd. Collapsible support structure
JP5301342B2 (en) * 2009-04-21 2013-09-25 アップリカ・チルドレンズプロダクツ株式会社 Folding wheelbarrow
US8496289B2 (en) * 2011-10-05 2013-07-30 Shin Fang Plastic Industrial Co., Ltd. Foldable frame structure
AU2012386842A1 (en) * 2012-07-31 2015-03-12 Invacare International Sarl Foldable wheelchair frame including a self locking device
WO2015034372A1 (en) * 2013-09-06 2015-03-12 Alu Rehab As Folding mechanism for a folding wheelchair, backrest post for wheelchair and wheelchair
JP6111405B2 (en) * 2014-05-28 2017-04-12 オンウェー株式会社 Folding frame
CN104367019A (en) * 2014-10-22 2015-02-25 天津市仟佰億家具有限公司 Seat convenient to fold and store
DE102016109759A1 (en) 2016-05-02 2017-11-02 Otto Bock Mobility Solutions Gmbh Foldable mobility aid
CN107137185A (en) * 2017-05-31 2017-09-08 常州高尔登科技有限公司 Folding wheel chair and its locking device
WO2024121766A1 (en) * 2022-12-07 2024-06-13 Bellelli S.R.L. Folding trailer for bicycles

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE62842C (en) * G. LINDER in Weyer, Rheinland Rod tip lock with device for releasing the opened umbrella
US1748426A (en) * 1927-10-10 1930-02-25 Pentland Moses Automobile safety attachment
US2592405A (en) * 1948-06-14 1952-04-08 Herbert A Everest Collapsible commode chair
US2639162A (en) * 1949-05-17 1953-05-19 Schon Leo Collapsible carriage
US2896693A (en) * 1953-04-07 1959-07-28 Adam Wilhelm Lehr Foldable invalid or bath chair
US3507528A (en) * 1965-02-16 1970-04-21 Westinghouse Electric Corp Locking device
US4026568A (en) * 1976-02-23 1977-05-31 Beverly Grant Rutledge Hallam Triple hinged folding T frame wheelchair
US4065180A (en) * 1977-01-05 1977-12-27 John Karay Leg-restraining device for geriatric chair
US4390300A (en) * 1980-08-21 1983-06-28 Foster Edwin E Adjustable bicycle handlebar stem
GB2125740B (en) * 1982-08-25 1986-07-30 Bencraft Ltd A collapsible wheelchair
AU3392284A (en) * 1983-09-15 1985-04-11 Aquitaine De Materiaux Composites Hautes Performances Fauteuil d'infirmes a base de materiaux composites

Also Published As

Publication number Publication date
JPS6257522A (en) 1987-03-13
ATE56613T1 (en) 1990-10-15
EP0201423B1 (en) 1990-09-19
EP0201423A1 (en) 1986-11-12
US4712830A (en) 1987-12-15
FR2581299A1 (en) 1986-11-07
FR2581299B1 (en) 1988-07-15

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee